[Well Made] The siphon pump kit is made of high quality rubber, thick and durable; Both ends of the siphon bulb are made of heavy aluminum and secured with strong metal springs to prevent liquid from flowing out. [High Flow Hand Siphon Pump] This fast-acting fuel siphon efficiently transfers up to 4 gallons of gasoline, diesel or water per minute. [Easy to Use] The arrow on the fuel siphon pump indicates the flow direction. Simply press the pump to pump out the liquid. Built-in outlet and inlet valve to prevent backflow. Note: Keep the end of the hand siphon tube lower than the container you want to empty. [Lightweight and Portable] Its small size allows you to easily carry it anywhere. Put it in your car and you don't have to worry about running out of gas when you go out. [Multi-use] The 2m hand water pump is perfect for gasoline/gas/water transfer, emergency plumbing needs or toilet drainage, fishing. tank cleaning etc.